VIET, L. D.; KIEN, N. T. Lower bound of performance index of anti-sway control of a pendulum using on-off damping radial spring-damper. Vietnam Journal of Mechanics, Hanoi, Vietnam, v. 41, n. 2, p. 193–201, 2019. DOI: 10.15625/0866-7136/13625. Disponível em: https://vjs.ac.vn/index.php/vjmech/article/view/13625. Acesso em: 27 apr. 2024.